Patents by Inventor Nan Hu

Nan Hu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • RANDOM ACCESS METHOD, USER EQUIPMENT AND NETWORK SIDE DEVICE
    Publication number: 20210329710
    Abstract: The present disclosure provides a random access method, a UE and a network side device. The random access method includes: initiating random access on one or more SS blocks; and sending random access information on each SS block to the network side device.
    Type: Application
    Filed: April 30, 2019
    Publication date: October 21, 2021
    Inventors: Liang LIU, Yang LIU, Nan HU, Nan LI
  • Synthesizing cloud stickers
    Patent number: 11151756
    Abstract: Disclosed are systems, methods, and computer-readable storage media to modify image content. One aspect includes identifying, by one or more electronic hardware processors, an image and content within the image, determining, by the one or more electronic hardware processors, a sky region of the image, determining, by the one or more electronic hardware processors, whether the content within the image is located within the sky region of the image, and in response to the content being within the sky region of the image, modifying, by the one or more electronic hardware processors, the content based on fractal Brownian motion.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: October 19, 2021
    Assignee: Snap Inc.
    Inventors: Chongyang Ma, Xing Mei, Nan Hu, Kirk Ouimet
  • RESOURCE ALLOCATION METHOD, TERMINAL, NETWORK DEVICE AND COMPUTER STORAGE MEDIUM
    Publication number: 20210321476
    Abstract: A resource allocation method, a terminal, a network device and a computer storage medium are provided. The resource allocation method includes: transmitting, by a terminal, first indication information and/or second indication information to a network device, wherein the first indication information includes a power class type for a band combination of the terminal, the second indication information includes a capability corresponding to the band combination.
    Type: Application
    Filed: July 16, 2019
    Publication date: October 14, 2021
    Inventors: Xiaoran ZHANG, Nan LI, Nan HU, Zhe SHAO
  • LUMA MAPPING WITH CHROMA SCALING (LMCS) IN VIDEO CODING
    Publication number: 20210314579
    Abstract: A method of coding video data includes determining that chroma related syntax elements of the video data are present for luma mapping with chroma scaling (LMCS) for a coding unit (CU) of the video data, coding a syntax element of the video data when the chroma related syntax elements are present for LMCS for the CU, the syntax element is indicative of a value for determining a scaling parameter for chroma scaling in LMCS, and coding a chroma block of the CU based on the scaling parameter for chroma scaling.
    Type: Application
    Filed: March 31, 2021
    Publication date: October 7, 2021
    Inventors: Nan Hu, Vadim Seregin, Muhammed Zeyd Coban, Marta Karczewicz
  • Electrically-controlled switching multi-polarization horn antenna
    Patent number: 11139578
    Abstract: The present invent discloses an electrically-controlled switching multi-polarization horn antenna, which relates to the technical field of communication antennas. The horn antenna includes a horn antenna body, a polarization controller and a polarization switching apparatus. The horn antenna's control module controls a linear polarization control generation module, a circular polarization control generation module and a polarization selection module to cause the horn antenna to operate in a horizontal polarization mode, a vertical polarization mode, a left-hand circular polarization mode or a right-hand circular polarization mode. The antenna can realize a quick switch between different polarization modes, and the switch is electrically controlled rather than performed by manually replacing the antenna.
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: October 5, 2021
    Inventor: Nan Hu
  • Block-based adaptive loop filter design and signaling
    Patent number: 11140418
    Abstract: A video decoder can be configured to set each block-level syntax element of a plurality of block-level syntax elements to a value indicating that an adaptive loop filter is enabled for an associated component of the video data in response to determining that a slice-level syntax element is set to a value indicating that values for the plurality of block-level syntax elements are inferred.
    Type: Grant
    Filed: July 15, 2019
    Date of Patent: October 5, 2021
    Assignee: Qualcomm Incorporated
    Inventors: Marta Karczewicz, Nan Hu, Vadim Seregin, Akshay Gadde
  • CONTROL METHOD FOR DATA TRANSMISSION AND TERMINAL
    Publication number: 20210306905
    Abstract: A control method for data transmission and a terminal are provided. The control method for data transmission includes: determining, when a terminal has established a user-plane bearer link with a network and before transmitting data to be transmitted, whether or not a destination address of the data to be transmitted is recorded in a pre-created address whitelist; acquiring, if the destination address of the data to be transmitted is not recorded in the address whitelist, an application identifier corresponding to the data to be transmitted, and conducting access control decision based on the application identifier to obtain a decision result; and transmitting, when the decision result indicates that transmission of the data to be transmitted is permitted, the data to be transmitted through the user-plane bearer link.
    Type: Application
    Filed: September 19, 2017
    Publication date: September 30, 2021
    Inventors: Ningyu Chen, Fei Ding, Xiaodong Xu, Nan Hu
  • Electrically-Controlled Switching Multi-Polarization Horn Antenna
    Publication number: 20210305708
    Abstract: The present invent discloses an electrically-controlled switching multi-polarization horn antenna, which relates to the technical field of communication antennas. The horn antenna includes a horn antenna body, a polarization controller and a polarization switching apparatus. The horn antenna's control module controls a linear polarization control generation module, a circular polarization control generation module and a polarization selection module to cause the horn antenna to operate in a horizontal polarization mode, a vertical polarization mode, a left-hand circular polarization mode or a right-hand circular polarization mode. The antenna can realize a quick switch between different polarization modes, and the switch is electrically controlled rather than performed by manually replacing the antenna.
    Type: Application
    Filed: May 27, 2021
    Publication date: September 30, 2021
    Inventor: Nan HU
  • Branched Paraffinic Compositions Derived from Isomerized and Hydrogenated Linear Alpha Olefins
    Publication number: 20210292663
    Abstract: Compositions can include mixtures having from about 2 wt % to about 40 wt % of C10-C20 linear paraffins based on the weight of the mixture, from about 60 wt % to about 98 wt % of C10-C20 branched saturated hydrocarbons based on the weight of the mixture, and less than or equal to about 30 wt % of C20+ saturated hydrocarbons based on the weight of the mixture. Methods to obtain these compositions can include the isomerization of one or more C10-C20 alpha olefins under skeletal isomerization conditions to obtain an isomerization mixture and the hydrotreating of the isomerization mixture.
    Type: Application
    Filed: March 18, 2021
    Publication date: September 23, 2021
    Inventors: Sina Sartipi, Roxana Perez Velez, Silvio Carrettin, Nan Hu, Wenyih Frank Lai, Daniel Bien
  • TREATMENT CANCERS USING A COMBINATION COMPRISING BTK INHIBITORS
    Publication number: 20210275530
    Abstract: Disclosed herein is a method for the prevention, delay of progression or treatment of cancer in a subject, comprising administering to the subject in need thereof a Btk inhibitor, particularly, (S)-7-(1-acryloylpiperidin-4-yl)-2-(4-phenoxyphenyl)-4,5,6,7-tetra-hydropyrazolo[1,5-a]pyrimidine-3-carboxamide or a pharmaceutically acceptable salt thereof, in combination with an immune checkpoint inhibitor or a targeted therapy agent. Also, disclosed a pharmaceutical combination comprising a Btk inhibitor, particularly, (S)-7-(1-acryloylpiperidin-4-yl)-2-(4-phenoxyphenyl)-4,5,6,7-tetra-hydropyrazolo[1,5-a]pyrimidine-3-carboxamide or a pharmaceutically acceptable salt thereof, in combination with an immune checkpoint inhibitor, or a targeted therapy agent and the use thereof.
    Type: Application
    Filed: August 18, 2017
    Publication date: September 9, 2021
    Inventors: Nan Hu, Lai Wang, Jing Song, Tong Zhang, Kang Li, Lusong Luo, Min Wei, Zhiwei Wang, Yunhang Guo
  • CODING OUTPUT LAYER SET DATA AND CONFORMANCE WINDOW DATA OF HIGH LEVEL SYNTAX FOR VIDEO CODING
    Publication number: 20210274204
    Abstract: In one example, a device for decoding video data includes one or more processors implemented in circuitry and configured to: determine that a value for a syntax element representing a number of profile-tier-level (PTL) data structures in a video parameter set (VPS) of a bitstream is equal to a total number of output layer sets (OLSs) specified for the VPS; in response to determining that the value for the syntax element representing the number of profile-tier-level data structures in the VPS is equal to the total number of OLSs specified for the VPS, infer values for OLS PTL index values, without explicitly decoding values for the OLS PTL index values; and decode video data of one or more OLSs using corresponding PTL data structures of the PTL data structures in the VPS according to the inferred values for the OLS PTL index values.
    Type: Application
    Filed: February 25, 2021
    Publication date: September 2, 2021
    Inventors: Yong He, Vadim Seregin, Muhammed Zeyd Coban, Nan Hu, Marta Karczewicz
  • Interactive image recoloring
    Patent number: 11106343
    Abstract: Disclosed are systems, methods, and computer-readable storage media to perform an interactive image recolorization process. The method includes receiving user input including a stroke drawn on an image presented on a client device. The stroke comprises a user-specified color. The method further includes determining a region of interest in the image. The method further includes recolorizing the region of interest on the image based on the user-specified color and causing presentation of a result of the recolorization on the client device.
    Type: Grant
    Filed: October 21, 2019
    Date of Patent: August 31, 2021
    Assignee: Snap Inc.
    Inventors: Kun Duan, Yunchao Gong, Nan Hu
  • Automatic image inpainting using local patch statistics
    Patent number: 11107185
    Abstract: Disclosed are systems, methods, and computer-readable storage media to perform automatic image inpainting using local patch statistics. The method includes receiving a user input identifying a user-selected region of an image and determining a local region for the user-selected region. The local region includes a portion of the image outside of the user-selected region and that surrounds the user-selected region. The method may further include identifying patch matches within the local region, and inpainting the user-selected region using some of the patch matches identified within the local region.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: August 31, 2021
    Assignee: Snap Inc.
    Inventors: Kun Duan, Yunchao Gong, Nan Hu
  • Miniaturized Horn Antenna Suitable for Ultra-Wideband Measurement
    Publication number: 20210255227
    Abstract: Some embodiments of the present disclosure provide a miniaturized horn antenna suitable for ultra-wideband measurement, and relates to the technical field of horn antennas. The antenna includes a horn antenna body, a coaxial connector and a mounting base, wherein the horn antenna body includes an upper plate, a lower plate, a side plate and a cover plate which are provided with ridges, mounting seats being formed on front and rear sides of an upper half cavity and a lower half cavity, several threaded holes being provided in the mounting seats separately, an upper mounting groove and a lower mounting groove being formed between the mounting seats of the upper plate and between the mounting seats of the lower plate respectively, the upper mounting groove and the lower mounting groove jointly forming a mounting space of a protrusion part at a left end of the cover plate.
    Type: Application
    Filed: February 10, 2021
    Publication date: August 19, 2021
    Inventor: Nan Hu
  • Real-time bokeh effect
    Patent number: 11087513
    Abstract: Systems and methods are provided for receiving an image from a camera of a mobile device, analyzing the image to determine a subject of the image, segmenting the subject of the image to generate a mask indicating an area of the image comprising the subject of the image, applying a bokeh effect to a background region of the image to generate a processed background region, generating an output image comprising the subject of the image and the processed background region, and causing the generated output image to display on a display of the mobile device.
    Type: Grant
    Filed: November 9, 2018
    Date of Patent: August 10, 2021
    Assignee: Snap Inc.
    Inventors: Kun Duan, Nan Hu, Linjie Luo, Chongyang Ma, Guohui Wang
  • Neighbor based signaling of intra prediction modes
    Patent number: 11082703
    Abstract: A device for coding video data is configured to determine that a current block of video data is coded using an intra prediction mode; add an intra prediction mode of a first neighboring block of the current block to a most probable mode candidate list for the current block; add an intra prediction mode for a second neighboring block of the current block to the most probable mode candidate list for the current block; add an intra prediction mode for a third neighboring block of the current block to the most probable mode candidate list for the current block; and code the current block of video data using an intra prediction mode.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: August 3, 2021
    Assignee: QUALCOMM Incorporated
    Inventors: Vadim Seregin, Xin Zhao, Amir Said, Marta Karczewicz, Nan Hu, Wei-Jung Chien, Vijayaraghavan Thirumalai
  • ADAPTIVE ROUNDING FOR LOOP FILTERS
    Publication number: 20210235078
    Abstract: Systems, methods, and media are provided for video coding, including loop filtering. One example includes obtaining the video data comprising one or more pictures and determining a sample of the one or more pictures to be filtered using a loop filter. A shift variable associated with the sample is determined, and a rounding value is selected based on the shift variable. A modified sample is generated, the modified sample being generated at least in part by modifying a value of the sample using one or more filter coefficients, one or more clipping values of the loop filter, the rounding value, and the shift variable. The modified sample is then output.
    Type: Application
    Filed: January 20, 2021
    Publication date: July 29, 2021
    Inventors: Nan HU, Vadim SEREGIN, Marta KARCZEWICZ
  • INFORMATION REPORTING METHOD, INFORMATION REPORTING CONFIGURATION METHOD, USER EQUIPMENT AND NETWORK SIDE DEVICE
    Publication number: 20210219160
    Abstract: An information reporting method, an information reporting configuration method, a user equipment and a network side device are provided. The information reporting method is applied to the user equipment and includes reporting information of a frequency domain location where the user equipment is located recorded by the user equipment and/or information of a frequency domain location where the user equipment is currently located.
    Type: Application
    Filed: April 28, 2019
    Publication date: July 15, 2021
    Inventors: Fang XIE, Nan HU, Guangyi LIU
  • Adaptive loop filter (ALF) index signaling
    Patent number: 11051017
    Abstract: Techniques are described for performing adaptive loop filtering in video coding. A video coder is configured to determine available adaptive loop filter (ALF) sets and at least one of signal information indicative of a size of a list of ALF sets or receive information indicative of the size of the list of ALF sets. The video coder is configured to construct the list of ALF sets based on the indicated size of the list of ALF sets, determine an ALF set for the current block based on the constructed list of ALF sets, and perform adaptive loop filtering based on the determined ALF set.
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: June 29, 2021
    Assignee: Qualcomm Incorporated
    Inventors: Nan Hu, Vadim Seregin, Marta Karczewicz
  • ADAPTIVE LOOP FILTER SIGNALING REDUNDANCY REMOVAL FIELD
    Publication number: 20210195183
    Abstract: A device capable of compressing video data includes a memory configured to store a luma new filter value, a chroma new filter value, a cross component Cb new filter value, and a cross component Cr new filter value. The device may also include one or more processors, coupled to the memory, configured to set a joint constraint on the luma new filter value, the chroma new filter value, the cross component Cb new filter value, and the cross component Cr new filter value, such that each of the luma new filter value, the chroma new filter value, the cross component Cb new filter value, and the cross component Cr new filter value are not disabled in a unit associated with an adaptation parameter set having a first adaptation parameter set identification (APS ID).
    Type: Application
    Filed: December 19, 2020
    Publication date: June 24, 2021
    Inventors: Nan HU, Vadim SEREGIN, Marta KARCZEWICZ